419479069 has 2 divisors, whose sum is σ = 419479070. Its totient is φ = 419479068.

The previous prime is 419479043. The next prime is 419479079. The reversal of 419479069 is 960974914.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 353252025 + 66227044 = 18795^2 + 8138^2 .

It is a cyclic number.

It is not a de Polignac number, because 419479069 - 2⁹ = 419478557 is a prime.

It is a super-2 number, since 2×419479069² = 351925378658213522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (419479079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209739534 + 209739535.

It is an arithmetic number, because the mean of its divisors is an integer number (209739535).

Almost surely, 2^419479069 is an apocalyptic number.

It is an amenable number.

419479069 is a deficient number, since it is larger than the sum of its proper divisors (1).

419479069 is an equidigital number, since it uses as much as digits as its factorization.

419479069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 419479069 is about 20481.1881735411. The cubic root of 419479069 is about 748.5774927068.

The spelling of 419479069 in words is "four hundred nineteen million, four hundred seventy-nine thousand, sixty-nine".